A:
B:
读如图所示的“地壳物质循环简略示意图”,完成下列问题:
若直线经过A(0,1),B(3,4)两点,则直线AB的倾斜角为( )
—The supermarket is crowded(拥挤的). There are ___________ people there.—Yeah, and the things there are always ______________ expensive(贵的).